1 . Regulators______________________________(据说正在调查) how the accident occurred. (根据汉语提示完成句子)

2 . He is said______(focus) on strategic projects and is particularly interested in social networking. (所给词的适当形式填空)

3 . She pretended_________ (listen) carefully, but in fact her mind has already wandered away. (所给词的正确形式填空)

4 . —I haven't seen much of Peterson recently.
—He's said ______（decorate） his new apartment. (所给词的适当形式填空）

5 . The teachers present seemed_____________(have) a meeting when I passed the meeting room. (所给词的适当形式填空）

6 . 在下列句子的空格上填上所给动词的正确形式
1. When I got back home I saw a message pinned to the door _______(say), “Sorry to miss you; will call later.”
2. A computer does only what thinking people have it _____________(do).
3. — Do you have any letters ___________ (post) today?
— My son posted it for me this morning. Thank you anyway.
4. — How did you know the surprising news?   — I happened _____________ (cover) the event then.
5. The road ____________(repair) now will be open next month.
6. The Smiths are sitting at the dinner table, _____________(prepare) to have supper.
7. He worked all day long, only __________(stop) to have a cup of water.
8. No one would have imagined there still ____________(be) in the sunken ship.
9. ____________(laugh) at in front of a crowd of people is an embarrassed experience.
10. ____________(give) the general condition of his health, I think he is not suitable for long distance travel.

7 . Directions：Complete the following sentences by using non-finite verbs.
1. Prices of daily goods_________(网上选购的) can be lower than store prices at the present.
2. _________(被自然之美所吸引), the two girls from Paris decided to spend another two days on the farm.
3. It sounds a good idea, but it remains_________(有待今后见分晓) whether it will succeed.
4. Though_________(缺钱)，he managed to build a new house.
5. _________(在大山里迷路), the three travelers were scared and starved to death.
6. The ending of the novel is that the millionaire died without anyone_________(知道) where the coins were hidden.
7. Often hundreds of dead baby bats can be found_________(躺在地上) at the foot of a tree.
8. The lab_________(明年将要建的) will be more advanced than the old one.
9. _________(不希望碰见) anybody, he entered the room through the back door.
10. It is no use_________(和我爸爸争论), because he will never change his mind.
11. We certainly do！We have a special department devoted to_________(设计最好的广告) for your particular company.
12. It is important for modern young people_________(掌握至少两门外语).
13. _________(没有做正确的选择), the little boy wanted to try it again.
14. Columbus was considered_________(发现) the great land of America.
15. When he heard his mother’s steps on the stairs, he pretended_________(在做家庭作业).
16. As we all know，_________(从月亮上看), the earth looks blue.
17. There is no point_________(掩盖真相) for the sake of friendship.
18. _________(受伤的工人) are being taken good care of in the hospital.
19. It was impossible_________(避免不受打扰).
20. The article_________(正在写的) will appear in tomorrow’s newspaper.

8 . 单句语法填空
1. After a careful examination, the police finally found the drugs ________（hide）in the walls of her house.
2. She pretended ________（listen）to the manager, but actually she was thinking about something else.
3. Belfast Zoo is home to more than 1,000 animals, many of ________ are in danger of extinction(灭绝).
4. At two years of age, some kids may only use about 30 words ________ others may be able to use 300 words.
5. The key to ________（become）more efficient is to improve the ability to set priorities(优先事项) and focus on one task at a time.
6. The injury could mean this famous basketball player ________（miss）next week’s game.
7. Since then, all Chinese retailers have been banned ________ providing free plastic shopping bags.
8. That fierce wolf had eaten most of his sheep, with only a few sheep ________ (wander) about.
9. ________ you grow rapidly through your teenage years, you will experience a lot of changes.
10. There was some ________ (confuse) as to whether our class had won or lost.

9 . 单句语法填空
1. When the boss came in, Eric quickly put some papers before himself, pretending ___________(read) something important.
2. There are still many problems ___________(solve) before we are ready for a long stay on the Moon.
3. It may take a long time for me to find a solution __________ the problem.
4. As a new driver, I have to practise ___________(park) the car in my small garage again and again.
5. 8 in 10 students said they ___________(lie) to a parent about something significant.
6. We should draw __________ a new policy which must take account of the changed market environment.
7. To learn English well, we should find opportunities to hear English __________(speak) as much as we can.
8. It’s a simple and complex question at the same time. We’ll look __________ the matter first before coming to a decision.

10 . 单句语法填空
1. Jane’s birthday party turned out to be ________failure, for few guests came to attend it.
2. On some level, a student’s grades are a_________（reflect）on the teacher.
3. Witnessing the explosion(爆炸) in a chemical plant in Kunshan is the most frightening experience___ I have ever had.
4. Robert is said _______（study）abroad, but I don't know which country he is studying in.
5. When I was young, I was afraid to part _________my parents.
6. The main charm of our boss lies in his_________（tolerant）of contrary points of view.
7. I made the_________（acquaint）of several artists around that time.
8. It was not just the size of the party last night _________made it unique, but what it meant to our school.
9. I don’t practice more than my sister, so my English is not _________fluent as hers.
10. After _________(ask) some witnesses, the police decided that the bus driver was at fault and responsible for the accident.